452  
CDGM40 PGUM 131620  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
220 AM CHST MON JUN 14 2021  
   
...............................
 
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JUNE 13 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 12:01 PM 94 2005 89 2 89  
MINIMUM 80 11:18 PM 74 1986 78 2 81  
1991  
1995  
AVERAGE 86 83 3 85  
 
PRECIPITATION (IN)  
YESTERDAY T 1.46 1958 0.20 -0.20 T  
MONTH TO DATE 0.56 2.42 -1.86 2.17  
SINCE JUN 1 0.56 2.42 -1.86 2.17  
SINCE JAN 1 18.54 22.63 -4.09 20.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 18 3 20  
MONTH TO DATE 236 234 2 247  
SINCE JUN 1 236 234 2 247  
SINCE JAN 1 2809 2709 100 2867    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 5:00 AM  
LOWEST 54 5:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 1993  
2016  
MINIMUM TEMPERATURE (F) 78 70 1958  
 
SUNRISE AND SUNSET  
JUNE 14 2021..........SUNRISE 5:54 AM CHST SUNSET 6:49 PM CHST  
JUNE 15 2021..........SUNRISE 5:54 AM CHST SUNSET 6:49 PM CHST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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